A. Road construction. B. A small accident. C. Inclement weather conditions. D. Invisibility due to mist. 参考答案:A 答案解析:[分析] 文章的第三句:Road crews are making repairs on the left lane.回答了这个问题。
第24题: [单项选择]证书认证中心对证书的管理不包括()。 A. 证书的签发 B. 证书的撤消 C. 证书的销毁 D. 证书秘钥管理 参考答案:D
第25题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. She loves the film too. B. She asks the man to repeat his words. C. She doesn’t think much of the film. D. It’s not as good as she expected. 参考答案:A 答案解析:[听力原文]
M: I think this film is really wonderful. Beautiful scene, impressing music and touching sto